空研 Product Lineup

It is a professional machine tool powered by compressed air.

It is a professional machine tool powered by compressed air.

It is a professional machine tool powered by compressed air.

It is a professional machine tool powered by compressed air. *Made to order.

It is a professional machine tool powered by compressed air.

It is a professional power tool that uses compressed air as its power source.

This is a professional machine tool powered by compressed air. *Made to order.

It is a professional machine tool powered by compressed air.

It is a professional machine tool powered by compressed air.

It is a professional machine tool powered by compressed air.

It is a professional machine tool powered by compressed air.

It is a professional-grade power tool that uses compressed air as its power source.

It is a professional machine tool powered by compressed air.

In applications such as construction machinery, agricultural machinery, vehicles, and bridges, the durability of the impact wrench you are currently using will be improved for high-frequency bolt tightening tasks. (For industrial use)

In construction machinery, agricultural machinery, vehicles, bridges, etc., the durability of the impact wrench you are currently using will be improved for high-frequency bolt tightening operations. (For industrial use) 【Features】 ○ Ultra-lightweight 2.8kg <Light!!> ○ Low vibration and low noise ○ Achieves 78dB(A) through the unique high-efficiency soundproof structure "Multi-expansion type exhaust silencer structure (patent pending)" by Air Tools Co. (At non-driven air pressure of 0.6MPa (Pe)) ○ No clogging or freezing due to drainage ○ High-function grip that fits comfortably in hand ○ Adoption of high-function protector ○ Start lever focused on operability ○ Insertion size: 12.7mm ○ Capacity bolt diameter: 16mm (high strength) ○ Overall length (without socket): 216mm ○ Weight (without socket): 2.8kg ○ No-load rotation speed: 4,500 r.p.m. ○ Air consumption: 0.37m3 (Normal)/min. ○ Noise level: 78dB(A) ○ Hose connection thread: Rc1/4 ○ Recommended compressor: 3.75kW ○ Recommended air hose: 9.5mm

It is a professional machine tool powered by compressed air.

Ideal for tire and U-bolt removal and installation work on light trucks and 2-ton vehicles, widely used in maintenance shops and tire shops for various applications.

It is ideal for the removal and installation of tires and U-bolts on light trucks and 2-ton vehicles, and is widely used in maintenance shops and tire shops for various applications.

It is ideal for the removal and installation of tires and U-bolts on light trucks and 2-ton vehicles, and is widely used in maintenance shops and tire shops for various applications.

It is ideal for the removal and installation of tires and U-bolts on light trucks and 2-ton vehicles, and is widely used in maintenance shops and tire shops for various applications.

It is ideal for the removal and installation of tires and U-bolts on light trucks and 2-ton vehicles, and is widely used in maintenance shops and tire shops for various applications.

It is a professional machine tool powered by compressed air.

It is a professional machine tool powered by compressed air.

Ideal for tire mounting and dismounting work on light vehicles and passenger cars, widely used in maintenance shops and tire shops for a variety of applications.

Ideal for tire mounting and dismounting work on light vehicles and passenger cars, widely used in maintenance shops and tire shops for various applications.

Ideal for tire mounting and dismounting work on light vehicles and passenger cars, widely used in maintenance shops and tire shops for various applications.

Ideal for soft tightening of super soft joints!!

Ideal for assembling aluminum sashes for soft joints!!

It is ideal for maintenance work around the engine and small diameter screw tasks.

6.35mm impact driver. It is ideal for maintenance tasks around the engine and for working with small diameter screws.

It is a professional machine tool powered by compressed air.

This is a standalone structure vibration-proof impact wrench.

For the assembly and disassembly work of concrete piles, Hume pipes, poles, and other molded formwork!

Ideal for tire mounting and dismounting work on light vehicles and passenger cars! Widely used in maintenance shops and tire shops, this medium-sized impact wrench features: 【Features】 ○ Compact and lightweight ○ Resistant to overload, with fewer failures ○ Easy to achieve high-speed rotation ○ Excellent water resistance ○ No risk of ignition, explosion, or electric shock ○ Easy speed adjustment, etc. ○ Socket size: 12.7mm KW-140P/KW-140HP/KW-140HP-2/KW-14MP/KW-19HP ○ Socket size: 19.0mm KW-20P/KW-230P/KW-20Pl/KW-20Gl-6/KW-20Gl ● For other functions and details, please download the catalog.

Demonstrates power in disassembly and maintenance work for construction machinery! Super large impact wrench 【Features】 ○ Compact and lightweight ○ Resistant to overload, with few failures ○ Easy to achieve high-speed rotation ○ Excellent water resistance ○ No risk of ignition, explosion, or electric shock ○ Easy speed adjustment ○ Socket sizes (mm) ・KW-45F 25.4・38 ・KW-45FS #5SP ・KW-75F 38 ● For other functions and details, please download the catalog.

The "Medium to Extra Large Impact Wrench" is a product developed through research and engineering of impact force. We offer a range of models from medium to extra large, each utilizing its unique features. We have a rich selection, including the "KW-L17GV," which demonstrates its power in the removal and attachment of concrete formwork, as well as the large impact wrench "KW-385GL." [Features] <Medium Oil Bath Impact Wrench> ■ Improved work efficiency due to the adoption of a two-hammer clutch ■ Excellent durability with an oil bath type clutch ■ Impact vibrations are not transmitted to the handle (KW-L17GV) *For more details, please refer to the PDF document or feel free to contact us.

This air impact wrench features our unique N-type clutch mechanism, with main characteristics including: 1. compact and ultra-lightweight, 2. stable impact power, 3. low air consumption, 4. vibration and cold resistance achieved through the use of a resin grip, and 5. enhanced protection and visibility of the body with the adoption of a high-function protector, among others.

The "Pro Series" is an impact wrench equipped with our unique N-type clutch mechanism, which features ultra-lightweight, low vibration, and high durability. We offer a wide range of models, including the "KW-1600proX" with a 12.7mm square drive and the "KW-3800proXGL" with a 25.4mm square drive. 【Features】 ■ High-efficiency soundproof structure ■ Highly visible resin protector ■ Various levers focused on operability ■ Low noise, low vibration ■ Stable impact *For more details, please refer to the PDF materials or feel free to contact us.

The "Compact Impact Wrench and Impact Driver" is ideal for maintenance tasks around engines and small diameter screw work. We offer various models of impact drivers, including the hard joint specification "KW-50," the super soft joint specification "KW-50S," and the 9.5mm square drive "KW-7P." 【Features】 ■ Ideal for small diameter screw work ■ Equipped with an "oil bath mechanism" that blends grease and oil in the clutch ■ Achieves high durability *For more details, please refer to the PDF document or feel free to contact us.

【Features】 ☆ Equipped with our unique N-type clutch mechanism, compact, lightweight, and low vibration. ☆ Adopts a newly developed foldable anti-vibration handle, reducing vibration and fatigue. ☆ Reduces exhaust noise (low noise) by employing a high-efficiency soundproof structure. ☆ Features a highly visible, high-functionality large protector. ☆ Enhanced operability with a left-right rotation switch lever.

This document introduces the correct usage of "impact wrenches." It provides detailed information about the equipment and environment necessary for using impact wrenches, as well as inspection and preparation. Additionally, it includes information on wheel removal and installation tasks. [Contents] ■ Equipment and environment for using impact wrenches ■ Inspection and preparation for impact wrenches ■ Regarding wheel removal and installation tasks ■ Wheel removal procedure ■ Wheel removal procedure and precautions ■ Reference materials *For more details, please refer to the PDF document or feel free to contact us.

It demonstrates incredible performance without an air hose and is powerful for attaching and detaching various small diameter bolts. 【Features】 ○ Compact, lightweight, and high output (maximum tightening torque of 280 N·m) ○ The total length is 143 mm, one of the smallest in the 12.7 mm square category ○ Equipped with a brushless motor for long-lasting performance ○ Impact mode can be adjusted in three levels (strong, medium, weak) ○ Battery level indicator to check remaining battery capacity ○ Dust and waterproof performance meets environmental performance IP56 standards ○ Comes with an LED light for safe operation in dark areas For more details, please download the catalog or contact us.

Compact and lightweight for improved work efficiency, 【Features】 ○ Achieves a mass of 6.0 kg, the lightest class within 25.4 mm SQ ○ Air impact wrench specialized for the removal and installation of ISO-style wheels on large vehicles ○ High-output type with left rotation (loosening direction) ○ Maximum torque: Left rotation: 1,800 N·m, Right rotation: 1,500 N·m ○ Equipped with a unique N-type clutch mechanism from Kuukan ○ Comes with a large dedicated protector that does not damage the body ○ Built-in large and easy-to-read four-stage air regulator For more details, please download the catalog or contact us.

This product is a compact and lightweight N-type air impact wrench with high rotation and high output, and it is a model change of the KW-1600proX. It demonstrates its power in tasks such as removing and installing wheel nuts on small passenger cars and in assembly production lines for construction machinery. 【Features】 - Compact and lightweight at "1.5kg" with high rotation and high output - Adopts a unique N-type clutch mechanism for the impact method - Built-in 5-stage power regulator for excellent operability - Maximum tightening torque of 520N·m, providing high output - Equipped with a protector for visibility and body protection For more details, please download the catalog or contact us.

The "KW-1800proI/KW-2000proI" is an impact wrench that adopts our unique high-efficiency silencing structure. It combines ultra-lightweight, low vibration, low noise, and high durability, featuring a high-function grip that fits comfortably in the hand, a high-function protector, and a start lever designed with operability in mind. The "KW-1800proI" has a socket size of 12.7mm and a maximum bolt diameter of 16mm, while the "KW-2000proI" has a socket size of 19.0mm and a maximum bolt diameter of 18mm. 【Features】 ■ Ultra-lightweight at 2.8kg ■ Low vibration ■ Low noise ■ High durability ■ Our unique high-efficiency silencing structure (multi-expansion type exhaust silencing structure) ■ No clogging or freezing due to drainage *For more details, please download the PDF or feel free to contact us.